diff --git a/src/meta_plugin/magic.rs b/src/meta_plugin/magic.rs
index 9bffa7b..90b5ad7 100644
--- a/src/meta_plugin/magic.rs
+++ b/src/meta_plugin/magic.rs
@@ -103,8 +103,8 @@ impl MagicFileMetaPlugin {
             ("file_type", CookieFlags::default()),
         ];
         
-        for (name, flags) & types_to_process {
-            if let Ok(result) = self.get_magic_result(flags) {
+        for (name, flags) in types_to_process.iter() {
+            if let Ok(result) = self.get_magic_result(*flags) {
                 if !result.is_empty() {
                     // Use process_metadata_outputs to handle output mapping
                     if let Some(meta_data) = crate::meta_plugin::process_metadata_outputs(
@@ -206,7 +206,7 @@ impl MetaPlugin for MagicFileMetaPlugin {
     
     fn default_options(&self) -> std::collections::HashMap<String, serde_yaml::Value> {
         let mut options = std::collections::HashMap::new();
-        options.insert("max_buffer_size".to_string(), serde_yaml::Value::Number(PIPESIZE.into()));
+        options.insert("max_buffer_size".to_string(), serde_yaml::Value::Number(serde_yaml::Number::from(PIPESIZE as i64)));
         options
     }